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/*
* Copyright (c) 2016 Cisco and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package io.fd.honeycomb.v3po.impl.trans.w.impl.spi;
import com.google.common.annotations.Beta;
import com.google.common.base.Optional;
import javax.annotation.Nonnull;
import org.opendaylight.yangtools.yang.binding.DataObject;
import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
/**
* {@link io.fd.honeycomb.v3po.impl.trans.w.impl.CompositeChildVppWriter} SPI to customize its behavior
*
* @param <D> Specific DataObject derived type (Identifiable), that is handled by this customizer
*/
@Beta
public interface ChildVppWriterCustomizer<D extends DataObject> extends RootVppWriterCustomizer<D> {
/**
* Get child of parentData identified by currentId
*
* @param currentId Identifier(from root) of data being extracted
* @param parentData Parent data object from which managed data object must be extracted
*/
@Nonnull
Optional<D> extract(@Nonnull final InstanceIdentifier<D> currentId, @Nonnull final DataObject parentData);
}
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